<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        div{
            
            width:100px;
            height: 100px;
            background-color: pink;
            position: absolute;
            left:0;

            animation: move 3s ease 0s;
        }

        /* 声明动画 关键帧 */
        @keyframes move {
            from{
                left:0;
                background-color: pink;
            }

            to{
                left:100px;
                background-color: yellow;
            }
        }
    </style>
</head>
<body>
    <div></div>
</body>
</html>